Instant purchase is OK. Follow-up discount available. Lightweight and easy to carry, it's perfect for use at home, in your car for overnight stays, outdoors, and in various other situations. It's not only a winter cold対策, but also useful in the slightly chilly spring and autumn seasons, and indoors during the summer when you get cold from the air conditioning. It can be used year-round and is also valuable as a power outage対策 during disasters and as a cold-weather item at outdoor events.